ARMSTRONG 1777B Dune Ceiling Tile, 24 in W x 48 in L, Beveled Tegular, 9/16 in
Ceiling Tile, Edge Type Beveled Tegular, Grid Size 9/16 in, Overall Length 48 in, Overall Width 24 in, Ceiling Attenuation Class 35, Fire Retardant Class Class A, Light Reflectance 81 Percent, Noise Reduction Coefficient 0.5, Recycled Content 56...
